| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been used [prep] [noun] | 233 |
|
| 2 | [verb] been [prep] some [noun] | 88 |
|
| 3 | been used [prep] some [noun] | 17 |
|
| 4 | [verb] been used [prep] some | 15 |
|
